1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using HeuristicLab.Analysis;
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24 | using HeuristicLab.Common;
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25 | using HeuristicLab.Core;
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26 | using HeuristicLab.Data;
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27 | using HeuristicLab.Operators;
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28 | using HeuristicLab.Optimization;
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29 | using HeuristicLab.Optimization.Operators;
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30 | using HeuristicLab.Parameters;
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31 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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32 | using HeuristicLab.Problems.VehicleRouting.Interfaces;
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33 | using HeuristicLab.Problems.VehicleRouting.Variants;
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34 |
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35 | namespace HeuristicLab.Problems.VehicleRouting {
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36 | /// <summary>
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37 | /// An operator which analyzes the best, average and worst quality of solutions in the scope tree.
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38 | /// </summary>
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39 | [Item("BestAverageWorstCapaciatatedVRPToursAnalyzer", "An operator which analyzes the best, average and worst properties of the VRP tours in the scope tree.")]
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40 | [StorableClass]
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41 | public sealed class BestAverageWorstCapaciatatedVRPToursAnalyzer : AlgorithmOperator, IAnalyzer, IHomogenousCapacitatedOperator {
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42 | #region Parameter properties
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43 | public ILookupParameter<IVRPProblemInstance> ProblemInstanceParameter {
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44 | get { return (ILookupParameter<IVRPProblemInstance>)Parameters["ProblemInstance"]; }
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45 | }
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46 | public ScopeTreeLookupParameter<DoubleValue> OverloadParameter {
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47 | get { return (ScopeTreeLookupParameter<DoubleValue>)Parameters["Overload"]; }
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48 | }
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49 | public ValueLookupParameter<DoubleValue> BestOverloadParameter {
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50 | get { return (ValueLookupParameter<DoubleValue>)Parameters["BestOverload"]; }
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51 | }
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52 | public ValueLookupParameter<DoubleValue> CurrentBestOverloadParameter {
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53 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentBestOverload"]; }
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54 | }
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55 | public ValueLookupParameter<DoubleValue> CurrentAverageOverloadParameter {
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56 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentAverageOverload"]; }
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57 | }
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58 | public ValueLookupParameter<DoubleValue> CurrentWorstOverloadParameter {
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59 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentWorstOverload"]; }
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60 | }
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61 | public ValueLookupParameter<DataTable> OverloadsParameter {
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62 | get { return (ValueLookupParameter<DataTable>)Parameters["Overloads"]; }
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63 | }
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64 |
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65 | public ValueLookupParameter<VariableCollection> ResultsParameter {
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66 | get { return (ValueLookupParameter<VariableCollection>)Parameters["Results"]; }
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67 | }
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68 | #endregion
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69 |
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70 | #region Properties
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71 | public bool EnabledByDefault {
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72 | get { return true; }
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73 | }
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74 | private BestCapacitatedVRPToursMemorizer BestMemorizer {
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75 | get { return (BestCapacitatedVRPToursMemorizer)OperatorGraph.InitialOperator; }
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76 | }
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77 | private BestAverageWorstCapacitatedVRPToursCalculator BestAverageWorstCalculator {
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78 | get { return (BestAverageWorstCapacitatedVRPToursCalculator)BestMemorizer.Successor; }
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79 | }
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80 | #endregion
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81 |
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82 | public BestAverageWorstCapaciatatedVRPToursAnalyzer()
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83 | : base() {
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84 | #region Create parameters
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85 | Parameters.Add(new LookupParameter<IVRPProblemInstance>("ProblemInstance", "The problem instance."));
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86 |
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87 | Parameters.Add(new ScopeTreeLookupParameter<DoubleValue>("Overload", "The overloads of the VRP solutions which should be analyzed."));
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88 | Parameters.Add(new ValueLookupParameter<DoubleValue>("BestOverload", "The best overload value."));
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89 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentBestOverload", "The current best overload value."));
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90 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentAverageOverload", "The current average overload value of all solutions."));
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91 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentWorstOverload", "The current worst overload value of all solutions."));
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92 | Parameters.Add(new ValueLookupParameter<DataTable>("Overloads", "The data table to store the current best, current average, current worst, best and best known overload value."));
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93 |
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94 | Parameters.Add(new ValueLookupParameter<VariableCollection>("Results", "The results collection where the analysis values should be stored."));
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95 | #endregion
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96 |
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97 | #region Create operators
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98 | BestCapacitatedVRPToursMemorizer bestMemorizer = new BestCapacitatedVRPToursMemorizer();
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99 | BestAverageWorstCapacitatedVRPToursCalculator calculator = new BestAverageWorstCapacitatedVRPToursCalculator();
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100 | ResultsCollector resultsCollector = new ResultsCollector();
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101 |
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102 | //overload
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103 | bestMemorizer.BestOverloadParameter.ActualName = BestOverloadParameter.Name;
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104 | bestMemorizer.OverloadParameter.ActualName = OverloadParameter.Name;
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105 | bestMemorizer.OverloadParameter.Depth = OverloadParameter.Depth;
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106 |
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107 | calculator.OverloadParameter.ActualName = OverloadParameter.Name;
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108 | calculator.OverloadParameter.Depth = OverloadParameter.Depth;
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109 | calculator.BestOverloadParameter.ActualName = CurrentBestOverloadParameter.Name;
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110 | calculator.AverageOverloadParameter.ActualName = CurrentAverageOverloadParameter.Name;
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111 | calculator.WorstOverloadParameter.ActualName = CurrentWorstOverloadParameter.Name;
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112 |
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113 | DataTableValuesCollector overloadDataTablesCollector = new DataTableValuesCollector();
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114 | overloadDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("BestOverload", null, BestOverloadParameter.Name));
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115 | overloadDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentBestOverload", null, CurrentBestOverloadParameter.Name));
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116 | overloadDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentAverageOverload", null, CurrentAverageOverloadParameter.Name));
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117 | overloadDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentWorstOverload", null, CurrentWorstOverloadParameter.Name));
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118 | overloadDataTablesCollector.DataTableParameter.ActualName = OverloadsParameter.Name;
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119 |
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120 | resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>(OverloadsParameter.Name));
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121 | #endregion
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122 |
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123 | #region Create operator graph
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124 | OperatorGraph.InitialOperator = bestMemorizer;
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125 | bestMemorizer.Successor = calculator;
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126 | calculator.Successor = overloadDataTablesCollector;
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127 | overloadDataTablesCollector.Successor = resultsCollector;
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128 | resultsCollector.Successor = null;
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129 | #endregion
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130 |
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131 | Initialize();
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132 | }
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133 | [StorableConstructor]
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134 | private BestAverageWorstCapaciatatedVRPToursAnalyzer(bool deserializing) : base() { }
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135 |
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136 | [StorableHook(HookType.AfterDeserialization)]
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137 | private void Initialize() {
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138 | OverloadParameter.DepthChanged += new EventHandler(OverloadParameter_DepthChanged);
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139 | }
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140 |
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141 | public override IDeepCloneable Clone(Cloner cloner) {
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142 | return new BestAverageWorstCapaciatatedVRPToursAnalyzer(this, cloner);
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143 | }
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144 |
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145 | private BestAverageWorstCapaciatatedVRPToursAnalyzer(BestAverageWorstCapaciatatedVRPToursAnalyzer original, Cloner cloner)
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146 | : base(original, cloner) {
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147 | this.Initialize();
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148 | }
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149 |
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150 | void OverloadParameter_DepthChanged(object sender, EventArgs e) {
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151 | BestAverageWorstCalculator.OverloadParameter.Depth = OverloadParameter.Depth;
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152 | BestMemorizer.OverloadParameter.Depth = OverloadParameter.Depth;
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153 | }
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154 | }
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155 | }
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